Home / 30,189,003,299.79-41,662,688,506.61-16,640,609,946.92

Finding the Fourth Proportional to 30,189,003,299.79, 41,662,688,506.61 and 16,640,609,946.92

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Solution

The fourth proportional to 30,189,003,299.79, 41,662,688,506.61 and 16,640,609,946.92 is: 22,965,069,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,189,003,299.79 : 41,662,688,506.61 = 16,640,609,946.92 : x
  2. Step 2: Convert to fraction form
    30,189,003,299.79/41,662,688,506.61 = 16,640,609,946.92/x
  3. Step 3: Cross multiply
    30,189,003,299.79x = 41,662,688,506.61 × 16,640,609,946.92
  4. Step 4: Simplify right side
    30,189,003,299.79x = 693,292,548,778,523,885,568
  5. Step 5: Solve for x
    x = 693,292,548,778,523,885,568/30,189,003,299.79
  6. Step 6: Final answer
    x = 22,965,069,164.22

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Double scale
Find fourth proportional to 30,189,003,300.79, 41,662,688,507.99 and 16,640,609,947.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.